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Non-Transient Non-Community Water System · PWS PR0247022

Patheon Puerto Rico, Inc.

Manati, Puerto Rico 00674 - drinking water served from groundwater sources to 550 people, tracked in EPA SDWIS and UCMR5.

550
People served
37
EPA violations
5
Health-based
Untested
UCMR5 result

The verdict

EPA records 37 drinking-water violations at Patheon Puerto Rico, Inc., 14% of them health-based - below the Puerto Rico per-system average.

37
Total EPA violations on record
14%
Health-based (MCL / treatment failure)
550
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Patheon Puerto Rico, Inc.

Patheon Puerto Rico, Inc. is a private-owned non-transient non-community water system that delivers drinking water to 550 residents in Manati, Puerto Rico (Manati Municipio County) through 206 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 37 total violations for this system , of which 5 (14%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 25 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 5 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Puerto Rico, EPA tracks 458 public water systems serving 3,328,141 people, with 164,144 cumulative violations and 34,657 health-based violations on record. About 100% of systems in the state carry at least one violation, and state-wide the average per system is 358.4 violations. Statewide, 40 of 99 UCMR5-tested systems have reported PFAS detections (40.4%).

Patheon Puerto Rico, Inc.'s 37 violations sit below the Puerto Rico average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
550
Total Violations
37
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
206
County
Manati Municipio
School/Daycare
No
MCL Violations
2
Monitoring Violations
25
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 5 2013
Lead and Copper Rule MR 3 2022
LEAD AND COPPER RULE REVISIONS TT 3 2024
Coliform (TCR) MCL 2 1993
TTHM MR 2 2010
Total Haloacetic Acids (HAA5) MR 2 2010
Nitrate MR 2 2012
Arsenic MR 1 1998
Beryllium, Total MR 1 1998
Cadmium MR 1 1998
CYANIDE MR 1 1998
Fluoride MR 1 1998
Mercury MR 1 1998
Selenium MR 1 1998
Thallium, Total MR 1 1998
Antimony, Total MR 1 1998
Barium MR 1 1998
LEAD AND COPPER RULE REVISIONS RPT 1 2024
Chromium MR 1 1998

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Patheon Puerto Rico, Inc..

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID PR0247022 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Puerto Rico Drinking Water Authority

Puerto Rico's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find PR regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / PR0247022 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / PR0247022 / 5200
2022 Lead and Copper Rule MR 3 SDWIS / PR0247022 / 5000
2013 Coliform (TCR) MR 5 SDWIS / PR0247022 / 3100
2012 Nitrate MR 2 SDWIS / PR0247022 / 1040
2010 TTHM MR 2 SDWIS / PR0247022 / 2950
2010 Total Haloacetic Acids (HAA5) MR 2 SDWIS / PR0247022 / 2456
1998 Arsenic MR 1 SDWIS / PR0247022 / 1005
1998 Beryllium, Total MR 1 SDWIS / PR0247022 / 1075
1998 Cadmium MR 1 SDWIS / PR0247022 / 1015
1998 CYANIDE MR 1 SDWIS / PR0247022 / 1024
1998 Fluoride MR 1 SDWIS / PR0247022 / 1025
1998 Mercury MR 1 SDWIS / PR0247022 / 1035
1998 Selenium MR 1 SDWIS / PR0247022 / 1045
1998 Thallium, Total MR 1 SDWIS / PR0247022 / 1085

How Patheon Puerto Rico, Inc. Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Patheon Puerto Rico, Inc. Puerto Rico avg Federal benchmark
Total violations 37 358.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 5 75.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 550 7,267 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 458 regulated public water systems in Puerto Rico.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Patheon Puerto Rico, Inc. water safe to drink? ▼
Patheon Puerto Rico, Inc. (PWS ID: PR0247022) has 37 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 550 people using Groundwater sources.
How many people does Patheon Puerto Rico, Inc. serve? ▼
Patheon Puerto Rico, Inc. serves 550 people in Manati, Puerto Rico. It is a Private-owned system using Groundwater water sources with 206 service connections.
What type of violations does Patheon Puerto Rico, Inc. have? ▼
Patheon Puerto Rico, Inc. has 37 total violations: 5 health-based violations (MCL exceedances or treatment failures), 25 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Patheon Puerto Rico, Inc. water? ▼
No PFAS testing data is available for Patheon Puerto Rico, Inc. under the EPA's UCMR5 monitoring program.
What water source does Patheon Puerto Rico, Inc. use? ▼
Patheon Puerto Rico, Inc. uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.